Daikin Altherma EVLQ05+08CA, Руководство по установке для специалистов

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10 | Commissioning
Installer reference guide
185
EHYH EHYHBH/X08AF + EHYKOMB33AA
Daikin Altherma hybrid heat pump
4P355634-1F – 2020.10
There is NO water leak inside the indoor unit.
There is NO water leak inside the gas boiler.
There is NO water leak in the connection between the gas boiler and the indoor unit.
The shut-off valves are properly installed and fully open (field supply).
The stop valves (gas and liquid) on the outdoor unit are fully open.
The air purge valve is open (at least 2 turns).
The pressure relief valve purges water when opened. Clean water must come out.
The gas boiler is switched ON.
Setting . is correctly set on the gas boiler.
▪ 0=for EH EHYHBH08
▪
1=for EHYHBX08
The minimum water volume is guaranteed in all conditions. See "To check the water
volume and flow rate" in "6.4 Preparing water piping" [
4
44].
10.4 Checklist during commissioning
The minimum flow rate is guaranteed in all conditions. See "To check the water volume
and flow rate" in "6.4 Preparing water piping" [ 4 44].
To perform an air purge .
To perform a test run .
To perform an actuator test run .
Underfloor screed dryout function
The underfloor screed dryout function is started (if necessary).
To perform a gas pressure test.
To perform a test run on the gas boiler .
10.4.1 To check the minimum flow rate
1 Confirm according to the hydraulic configuration which space heating loops
can be closed due to mechanical, electronic, or other valves.
2 Close all space heating loops that can be closed (see previous step).
3 Start the pump test run operation (see "10.4.4 To perform an actuator test
run" [
4
189]).
4 Go to [6.1.8]: > Information > Sensor information > Flow rate to
check the flow rate. During pump test run operation, the unit can operate
below this minimum required flow rate.